STM32 MCUs Products

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PCB Critiques

Hello, I am creating 2 pcbs, one for controlling 6 stepper motor drive boards, and one for controlling 8 servos. Both have an STM32 and CAN communication. It would be great if you could critique my designs and tell me where I could improve so they ha...

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at3 by Associate III
  • 1006 Views
  • 12 replies
  • 5 kudos

After standby LSE not work

I'm using the STM32G030FP6 in standby mode with WKUP2 for wakeup and the system has a backup battery. I'm facing the following issues:When using the LSI clock, standby entry and WKUP2 wakeup work normally.When using the LSE clock, after entering stan...

ZZH by Associate
  • 1177 Views
  • 3 replies
  • 1 kudos

Memory Synchronization Barriers

I am running code on an STM32U585QI that enters STOP2 when the code is idle.   I am disabling the data cache before going to stop2, and enabling it when coming out (to deal with an errata item).  My code basically does this:HAL_DCACHE_DeInit(); HAL_P...

BDoon.1 by Associate III
  • 545 Views
  • 4 replies
  • 1 kudos

Resolved! STM32L476 OPAMP is not working as expected

Hi,I am using an STM32L476 on Nucleo64 board, I am amplifying a 1MHz 200mVpp sine wave with a 100mV offset in order to try the OPAMP but I dont think it is working. I configured OPAMP in PGA not connected mode(Also tried PGA connected too) and gave i...

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Stm325 by Associate III
  • 532 Views
  • 2 replies
  • 0 kudos

Resolved! ADC different channel, same value

    I am just wondering how it is possible that 3 adc gave me the very same value, if I change the channel and their rank are different.   Thanks for all.   

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carlesls2 by Associate III
  • 539 Views
  • 4 replies
  • 1 kudos

Resolved! ADC1_IN16 (no mode)

I begin a new project I want to use the PA12 as a ADC input. But the pin is orange and I am unable to activate the mode or channel of the ADC.What is the explanation behind it? How do you explain it?Thanks a lot to all. 

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carlesls2 by Associate III
  • 327 Views
  • 2 replies
  • 1 kudos